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i8042: Add keyboard enable logic in kbd_reset()

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This code appears to be missing a piece that is needed on some keyboards
to enable the keyboard. Add this in.

This makes the keyboard work correctly on chromebook_link.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2015-03-26 09:29:41 -06:00
parent 47cb8c654b
commit f9f788f072
1 changed files with 7 additions and 0 deletions
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7
drivers/input/i8042.c
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@ -698,7 +698,14 @@ static int kbd_reset(void)
/* Enable Keyboard */
out8(I8042_COMMAND_REG, 0xae);
if (kbd_input_empty() == 0)
return -1;
out8(I8042_COMMAND_REG, 0x60);
if (kbd_input_empty() == 0)
return -1;
out8(I8042_DATA_REG, 0xf4);
if (kbd_input_empty() == 0)
return -1;